import_page = 'woocommerce_product_csv'; $this->delimiter = empty( $_POST['delimiter'] ) ? ',' : (string) wc_clean( $_POST['delimiter'] ); } /** * Registered callback function for the WordPress Importer. * * Manages the three separate stages of the CSV import process. */ public function dispatch() { $this->header(); $step = empty( $_GET['step'] ) ? 0 : (int) $_GET['step']; switch ( $step ) { case 0: $this->greet(); break; case 1: check_admin_referer( 'import-upload' ); if ( $this->handle_upload() ) { if ( $this->id ) { $file = get_attached_file( $this->id ); } else { $file = ABSPATH . $this->file_url; } $this->import( $file ); } break; } $this->footer(); } /** * Import is starting. */ private function import_start() { if ( function_exists( 'gc_enable' ) ) { gc_enable(); } wc_set_time_limit( 0 ); @ob_flush(); @flush(); @ini_set( 'auto_detect_line_endings', '1' ); } /** * Import the file if it exists and is valid. * * @param mixed $file */ public function import( $file ) { if ( ! is_file( $file ) ) { $this->import_error( __( 'The file does not exist, please try again.', 'woocommerce' ) ); } $this->import_start(); $raw_data = $this->read_csv( $file, array( 'lines' => 3 ) ); // TODO: Remove temporary code once mapping screen is ready. // Mapping screen. var_dump( $raw_data ); // Show Result echo '

'; /* translators: %s: products count */ printf( __( 'Import complete - imported %s products.', 'woocommerce' ), '' . count( $raw_data['data'] ) . '' ); echo '

'; $this->import_end(); } /** * Performs post-import cleanup of files and the cache. */ public function import_end() { echo '

' . __( 'All done!', 'woocommerce' ) . ' ' . __( 'View products', 'woocommerce' ) . '' . '

'; do_action( 'import_end' ); } /** * Handles the CSV upload and initial parsing of the file to prepare for. * displaying author import options. * * @return bool False if error uploading or invalid file, true otherwise */ public function handle_upload() { if ( empty( $_POST['file_url'] ) ) { $file = wp_import_handle_upload(); if ( isset( $file['error'] ) ) { $this->import_error( $file['error'] ); } $this->id = absint( $file['id'] ); } elseif ( file_exists( ABSPATH . $_POST['file_url'] ) ) { $this->file_url = esc_attr( $_POST['file_url'] ); } else { $this->import_error(); } return true; } /** * Read a CSV file. * * @param mixed $file * @param array $args Args to modify reading * @return array */ public function read_csv( $file, $args ) { $default_args = array( 'start_pos' => 0, 'end_pos' => -1, 'lines' => -1, 'mapping' => array() ); $args = wp_parse_args( $args, $default_args ); $data = array( 'raw_headers' => array(), 'data' => array() ); if ( false !== ( $handle = fopen( $file, "r" ) ) ) { $data['raw_headers'] = fgetcsv( $handle, 0, $this->delimiter ); if ( $args['start_pos'] != 0 ) { fseek( $handle, (int) $args['start_pos'] ); } while( false !== ( $row = fgetcsv( $handle, 0, $this->delimiter ) ) ) { $data['data'][] = $row; $position = ftell( $handle ); if ( ( $args['end_pos'] > 0 && ftell( $handle ) >= $args['end_pos'] ) || 0 >= --$args[ 'lines'] ) { break; } } } if ( ! empty( $args['mapping'] ) ) { $data = $this->parse_data( $data, $args['mapping'] ); } return apply_filters( 'woocommerce_csv_product_import_data', $data, $file, $args ); } /** * Map and format raw data to known fields. * * @param array $data * @param array $mapping 'raw column name' => 'mapped column name' */ private function parse_data( $data, $mapping ) { $data_formatting = array( 'ID' => 'absint', 'Published' => 'boolval', 'Is featured' => 'boolval', 'Date sale price starts' => 'wc_format_datetime', 'Date sale price ends' => 'wc_format_datetime', 'In stock?' => 'boolval', 'Sold individually?' => 'boolval', // etc. ); $data['headers'] = array(); foreach ( $data['raw_headers'] as $heading ) { $data['headers'] = isset( $mapping[ $heading ] ) ? $mapping[ $heading ] : $heading; } // Run columns through formatting. return $data; } /** * Output header html. */ public function header() { echo '
'; echo '

' . __( 'Import products', 'woocommerce' ) . '

'; } /** * Output footer html. */ public function footer() { echo '
'; } /** * Output information about the uploading process. */ public function greet() { echo '
'; echo '

' . __( 'Hi there! Upload a CSV file containing products to import them into your shop. Choose a .csv file to upload, then click "Upload file and import".', 'woocommerce' ) . '

'; $action = 'admin.php?import=woocommerce_product_csv&step=1'; $bytes = apply_filters( 'import_upload_size_limit', wp_max_upload_size() ); $size = size_format( $bytes ); $upload_dir = wp_upload_dir(); if ( ! empty( $upload_dir['error'] ) ) : ?>

'; } /** * Show import error and quit. * @param string $message */ private function import_error( $message = '' ) { echo '

' . __( 'Sorry, there has been an error.', 'woocommerce' ) . '
'; if ( $message ) { echo esc_html( $message ); } echo '

'; $this->footer(); die(); } }